Valve.



C. A. BORCH'ERT & M. G. ONEIL.

VALVE.

APPLICATION FILED DEC.13. I917- Patented IfvIay 28., 1918.

7 FIBZ.

FIELI /4 y zwfi dl l. I $24M 5NVENTORS "will take place entirely between the lower end 12 of the flange 11 and the upper end of the sleeve 6, and that the only cutting action willbe upon the lower edge of the flange. It will be understood that such cutting of the-flange as may thus take place will in no way impair the effectiveness of the valve to prevent leakage when closed.

According to the provisions of the patent statute we have described the principle and operation of our invention together with the valve construction which we now consider to represent the best embodiment thereof. -However, we desire to have it understood that our invention may be practised with other forms of construction than that specifically shown and described.

We claim as our invention: 1. The combination with a valve casing provided with an inlet and an outlet and with a port affording communication therebetween, of means for controlling flowthrough said port, said means comprising a sleeve member provided lnteriorly with a valve seat and a closure member adapted to fit said seat, said closure being provided with a flange telescoping in close-fitting contact with the exterior of said sleeve and projecting beyond the seating portion of said closure, and means for'movmg one of said members with relation to the other.

2. The combination with a valve casing provided with an inlet and an outlet and with a port afiording coininunicatlon therebetween, ot a sleeve proJectmg from a side of said port and provided interiorly with a valve seat, and a movable closure adapted to fit said seat and provided with a flange telescoping in close fitting contact with the exterior of said sleeve, said flangeprojecting beyond the seating portion of said closure.

3. The combination with a valve casing" said flange pro ect-ing beyond the seating.

portion of said closure.

In testimony whereof we have hereunto set our hands.

CHARLES A. BORCHERT. MICHAEL G. ONEIL. Witnesses T. M. GIRDLER, O. E. GREssLY. 

